package Other.math;

public class q263_ugly_number {
    public boolean isUgly(int n) {
        if (n < 1) return false;

        while (n >= 2 && n % 2 == 0) n /= 2;
        while (n >= 3 && n % 3 == 0) n /= 3;
        while (n >= 5 && n % 5 == 0) n /= 5;
        return n == 1;
    }
}
